Other questions in this quiz

2. What makes a good gas exchange surface?

  • Thick walls
  • Small concentration gradient
  • Large surface area
  • Small surface area

3. What factors affect transport across a membrane

  • Environment
  • Temperature
  • Size of organism
  • Type of organism

4. Select a function of a enzyme

  • They are used to cure illnesses
  • They catalyse reactions
  • they stop reactions
  • they increase the products of a reaction.

5. How do birds exchange gasses during flight?

  • Use their skin.
  • Breath using diaphragm and ribs
  • Use their flight muscles
  • Use their skin

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